<?php
$server = "localhost";
$username = "root";
$password = "";
$dbname = "account_db";
$mysqli = new mysqli( $server, $username, $password, $dbname );

echo "<p>索引数组</p>";
$result = $mysqli ->query ("select * from account");
while ( $r = $result->fetch_row() ){
	 var_dump ( $r );
	 echo "<br />";
}
$result->free_result();

echo"<p>关联数组</p>";
$result = $mysqli ->query ("select * from account");
while ( $r = $result->fetch_assoc()){
	 var_dump ( $r);
	 echo "<br/>";
}
$result->free_result();
echo"<p>混合数组</p>";
$result = $mysqli ->query ("select * from account");
while ( $r = $result->fetch_array()){
	 var_dump ( $r);
	 echo "<br/>";
}
$result->free_result();
echo"<p>对象</p>";
$result = $mysqli ->query ("select * from account");
while ( $r = $result->fetch_object()){
	 var_dump ( $r);
	 echo "<br/>";
}
$result->free_result();
?>